602 



INDEX. 



Cedren, constitution of, 39. 



Cetine, cliemical examination of, 271. 



Cetiosaurus, description of a portion of 



tiie skeleton of the, 329. 

 Challis (Rev. J.) on the partial differential 

 equations applicable to the motion of 

 fluids, 84 ; on a new equation in hy- 

 drodynamics, 281. 

 Chantrey (.Sir F.), notice of the late, 248, 



545. 

 Chemical combination, on the heat evol- 

 ved in, 1. 

 Chemical Society of London, proceedings 



of the, 339. 

 Chemistry : — on heat evolved in chemical 

 combinations, 1 ; on the alleged con- 

 version of carbon into silicon, 24 ; citric 

 acid, 33 ; compounds of bichloride of 

 tin with the alkaline chlorides, ib. ; 

 compounds of the chloride, iodide and 

 cyanide of palladium with ammonia, 

 34 ; anthranilic acid, 35 ; indigo and 

 its compounds, ib. ; isatin, 36 ; phenyl 

 compounds, 37 ; oil of esdragon, ib. ; 

 oil of caraway, 38 ; cedar oil, 39 ; fusion 

 of silica and carbon, 72 ; composition of 

 wolfram, 73 ; gases disengaged by ma- 

 rine plants, 74; nitrous compounds, 

 75; arseniuretted hydrogen, 76;' na- 

 tive bromide of silver, 77 ; electric ori- 

 gin of the heat of combustion, 98 ; che- 

 mical history of archil and litmus, 165 ; 

 sebacic acid, 168; euchroic acid, 169; 

 separation of gold and platina, 171 ; li- 

 thofellic acid, 171 ; vegetable and ani- 

 mal fibrin, albumine and casein, 174; 

 specific weight of chemical compounds, 

 177; regularity in the properties of 

 analogous compounds, 187 ; constitu- 

 tion of the atmosphere, 197 ; method of 

 determining nitrogen in organic com- 

 pounds, 216; preparation of pure oxide 

 of antimony, 223; mode of detecting 

 gum, dextrin, grape sugar, and cane 

 sugar, 224; spontaneous evolution of 

 sulphuretted hydrogen, 233 ; action of 

 nitrate of lead on oxamide, 263; pre- 

 paration of cyanide of potassium, and on 

 its applications, 265 ; examination of 

 cetine, aethal, oils of turpentine, hyssop 

 and assafoetida, 27 1 ; constitution of the 

 atmosphere, 278, 339 ; composition of 

 wolfram, 312 ; chemico-physiological 

 researches, 314, 412 ; determination of 

 atomic weights,341 ; preparation of chro- 

 mic acid, 343 ; decomposition of bro- 

 mate of potash by heat, 350 ; light which 

 appears during crystallization, ib. ; on 

 the specific gravity of sulphuret of nic- 

 kel, 378 ; cacodyl series of compounds, 

 382, 395 ; detection of arsenic and an- 

 timony, 403 ; analyses of new minerals, 



440, 530 ; on the products of the action 

 of potash on indigotin, 445 ; on sub- 

 stances contained in lichens, 495 ; con- 

 version of benzoic into hippuric acid, 

 501 ; chemical analysis of the contents 

 of the thoracic duct, 508 ; iodine in ni- 

 tric acid, 529 ; preparation of hydro- 

 bromic and hydriodic acids, ib. ; quan- 

 titative determination of phosphoric 

 acid, 530 ; rearrangement of the mole- 

 cules of a body after solidification, 537 ; 

 constitution of the sulphates, 539. 

 Chromic acid, on the preparation of, 343 ; 



use of, in voltaic arrangements, 393. 

 Clark (Dr.) on the revision and more exact 



determination of atomic weights, 341. 

 Coal, on the origin and occurrence of, 429, 



513. 

 Cobalt and nickel, new method of sepa- 

 rating, 269. 

 Comets, on the influence of, 174; method 

 of determining the elements of the or- 

 bits of the, 411. 

 Cooper (Sir A.), notice of the late, 251. 

 Coral-reefs, notice of Mr. Darwin's work 



on, 534. 

 Crag of Norfolk and Suffolk, on the fossils 



of the, 49. 

 Croft and Francis's notices of the investi- 

 gations of continental chemists, 33, 216. 

 Crystallization, on the light given out 



during, 350. 

 CucuUiJEa decussata, on the locality and 



geological position of, 328. 

 Cyanide of potassium, preparation and 



application of, 266. 

 Daguerreotype plates, on a voltaic process 



for etching, IS. 

 Daniell (Prof. J. F.) on the constant vol- 

 taic battery, 294. 

 De Candolle (A. P.), notice of the late,253. 

 Degree, on Fernel's measure of a, 90, 116, 



230, 408. 

 De Morgan (Prof.) on Fernel's measure of 

 a degree, 116, 230, 408 ; on the inven- 

 tion of the signs -|- and — , 135. 

 Dew-point, on a new instrument for ob- 

 serving the, 172. 

 Discs, action of light on revolving, 449. 

 Dove (Prof.') on the induced currents ex- 

 cited by the magnetization of iron by 

 frictional electricity, 225 ; on the in- 

 duction whicli the connecting wire of 

 the Leyden jar exerts on itself, 228 ; 

 on the magnetism of the so-called un- 

 niagneiic metals, 229. 

 Drach (S. M.) on the horary deviations of 

 the barometer as observed at Plymouth, 

 477; on the diurnal surface of the 

 earth's surface, 511. 

 Drummond (.1.) on shocks of an earth- 

 quake observed at Comrie, 240. 



